[Perf] Windows/x64: 3 Improvements on 1/7/2026 11:21:57 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [cadd41f32efd0ec45bb8f2fe35f822370a277a24](https://github.com/dotnet/runtime/commit/cadd41f32efd0ec45bb8f2fe35f822370a277a24)
Compare | [f6874c83475e80cc0b56f03d4dc2de3317f384b1](https://github.com/dotnet/runtime/commit/f6874c83475e80cc0b56f03d4dc2de3317f384b1)
Diff | [Diff](https://github.com/dotnet/runtime/compare/cadd41f32efd0ec45bb8f2fe35f822370a277a24...f6874c83475e80cc0b56f03d4dc2de3317f384b1)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in System.Linq.Tests.Perf_ImmutableArrayExtensions

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|

• [SequenceEqual - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 142.37 ns | 69.65 ns | 0.49 | 0.36 | False | | |
|

• [SequenceEqual - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 113.40 ns | 69.14 ns | 0.61 | 0.36 | False | | |
|

• [SequenceEqual - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 110.97 ns | 69.27 ns | 0.62 | 0.37 | False | | |

![graph]()
![graph]()
![graph]()
[Test Report]()

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Linq.Tests.Perf_ImmutableArrayExtensions*'
```

### System.Linq.Tests.Perf_ImmutableArrayExtensions.SequenceEqual(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_ImmutableArrayExtensions.SequenceEqual(input: ICollection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_ImmutableArrayExtensions.SequenceEqual(input: IList)

#### ETL Files

#### Histogram

#### JIT Disasms

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)